Add 30/54 and 40/20
1st number: 30/54, 2nd number: 2 0/20
30/54 + 40/20 is 23/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 20 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 54 × 10 = 540,
30/54 = 30 × 10/54 × 10 = 300/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
40/20 = 40 × 27/20 × 27 = 1080/540 - Add the two like fractions:
300/540 + 1080/540 = 300 + 1080/540 = 1380/540 - 1380/540 simplified gives 23/9
- So, 30/54 + 40/20 = 23/9
In mixed form: 25/9
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